Zabbix

/*

** Zabbix

** Copyright (C) 2001-2025 Zabbix SIA

**

** This program is free software; you can redistribute it and/or modify

** it under the terms of the GNU General Public License as published by

** the Free Software Foundation; either version 2 of the License, or

** (at your option) any later version.

**

** This program is distributed in the hope that it will be useful,

** but WITHOUT ANY WARRANTY; without even the implied warranty of

** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

** GNU General Public License for more details.

**

** You should have received a copy of the GNU General Public License

** along with this program; if not, write to the Free Software

** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

**/

​

package vfsdev

​

import (

    "errors"

    "sync"

    "time"

​

    "golang.zabbix.com/sdk/errs"

    "golang.zabbix.com/sdk/plugin"

)

​

const (

    maxInactivityPeriod = time.Hour * 3

    maxHistory          = 60*15 + 1

)

​

const (

    ioModeRead = iota

    ioModeWrite

)

​

const (

    statTypeSectors = iota

    statTypeOperations

    statTypeSPS

    statTypeOPS

)

​

var impl Plugin

​

// Plugin -

type Plugin struct {

    plugin.Base

    devices map[string]*devUnit

    mutex   sync.Mutex

}

​

type historyIndex int

​

type devIO struct {

    sectors    uint64

    operations uint64

}

​